On a former U.S. moonbase, kept secret since the Cold War, a terrible key unlocks an ancient box and a last-ditch plan is drafted to save humanity from the doomsday asteroid Xibalba-but is it already too late? Learn More

Don Martin is of MAD Magazine’s most recognized, most irreverent, and most influential artists. During his 32 years at MAD, he influenced a generation of writers and illustrators, and became known as “MAD’s Maddest Artist.” Learn More